CO. HWY 21 over BEAVER DAM CREEK

Map

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:

CO. HWY 21 over BEAVER DAM CREEK

Structure number:

007875

Location:

3 MILES S COFFEE SPGS

Purpose:

Carries highway over waterway

Route classification:

Minor Collector (Rural) [08]

Length of largest span:

12.1 ft. [3.7 m]

Total length:

63.3 ft. [19.3 m]

Owner:

County Highway Agency [02]

Year built:

1963

Historic significance:

Bridge is not eligible for the National Register of Historic Places [5]

Design load:

M 13.5 / H 15 [2]

Number of main spans:

5

Main spans material:

Concrete [1]

Main spans design:

Culvert [19]

Deck type:

Not applicable [N]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:

Fair

Status:

Open, no restriction [A]

Average daily traffic:

96 [as of 2016]

Structural appraisal:

Somewhat better than minimum adequacy to tolerate being left in place as is [5]

Water adequacy appraisal:

Meets minimum tolerable limits to be left in place as is [4]

Roadway alignment appraisal:

Better than present minimum criteria [7]

Channel protection:

Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]

Culvert condition:

Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]

Scour condition:

Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]

Operating rating:

44.9 tons [40.8 metric tons]

Inventory rating:

27.0 tons [24.5 metric tons]

Sufficiency rating:

79.7

Recommended work:

Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]